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Analysis
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max time kernel
118s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
25/07/2024, 15:05
Static task
static1
Behavioral task
behavioral1
Sample
db5031ee57a35d88e9af0c8f3a872f90N.dll
Resource
win7-20240708-en
General
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Target
db5031ee57a35d88e9af0c8f3a872f90N.dll
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Size
160KB
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MD5
db5031ee57a35d88e9af0c8f3a872f90
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SHA1
d21903c37063355fdfad4b56d5feeb180778d4c3
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SHA256
00820898cac2f4282baf7b8eb74fca87b29f0530e915678b4db2deb7995926a2
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SHA512
65d312714850e3c71ffbde8dcf38a8739e16a03c6eefd1d36d3bdded3c336aba82c0286d791063f6178a25e20cae2b2dbda465e47b5a959d72f45ebfb4ddd9ab
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SSDEEP
3072:yojdRcbCEkDvlGfD5jeNlECu2lQBV+UdE+rECWp7hKEv2:yoRzXDvligBUBV+UdvrEFp7hKE2
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral1/files/0x00080000000120f9-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x00080000000120f9-1.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 1064 rundll32.exe -
resource yara_rule behavioral1/files/0x00080000000120f9-1.dat upx behavioral1/memory/1064-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1064-6-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll rundll32.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1064 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 620 wrote to memory of 1064 620 rundll32.exe 30 PID 620 wrote to memory of 1064 620 rundll32.exe 30 PID 620 wrote to memory of 1064 620 rundll32.exe 30 PID 620 wrote to memory of 1064 620 rundll32.exe 30 PID 620 wrote to memory of 1064 620 rundll32.exe 30 PID 620 wrote to memory of 1064 620 rundll32.exe 30 PID 620 wrote to memory of 1064 620 rundll32.exe 30
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\db5031ee57a35d88e9af0c8f3a872f90N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:620 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\db5031ee57a35d88e9af0c8f3a872f90N.dll,#12⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1064
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab